Either way, I always wonder if there is such a huge demand for black market library CARDS that it justifies outlevel of concern? I hope so?
不管怎样，我始终怀疑是否真有黑市借书证这样一种巨大需求，以使对借书证的过度关注合理化？
2
Peaks in the Black Mountains range between 1,500 m and 2,700 m above sea level, and fast-flowing rivers have carved out deep gorges in the lower mountain areas.
黑山顶的山脉在海拔1500米到2700米之间，急流在较低的山区冲刷出很深的峡谷。
3
Peaks in the Black Mountains range between 1, 500 m and 2, 700 m above sea level, and fast-flowing rivers have carved out deep gorges in the lower mountain areas.